Pillow



FIG. 1 is a top perspective view of a pillow illustrating my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines showing an air inlet valve and label in FIGS. 1, 3-7 are for illustrating environmental features and form no part of the claimed design. The dashed lines shown in FIGS. 1-7 represent stitching. 

CLAIM The ornamental design for a pillow, as shown and described. 